Global OT Network Security Architect

PURPOSE OF THE JOB

The Global OT Network Security Architect plays a strategic role in enabling secure digital transformation across manufacturing by leading the design, governance, and implementation of resilient operations technology (OT) infrastructure. This role is critical to the success of the Manufacturing Digital Readiness Architecture (MDRA) program and broader strategic initiatives, ensuring standardized, secure environments that protect critical assets, support operational continuity, and align with enterprise architecture and compliance requirements.

Reports to: GIS Director, Manufacturing Security & Infrastructure

Span of Control: Individual Contributor

JOB RESPONSIBILITIES

Knowing Our Businesses and their Strategies

• Develop and maintain a strong understanding of Owens Corning specific business processes and operations locally and globally
• Build relationships within the organization, cross-functionally, and with key business stakeholders; continuously enhance connection to remain aligned with core objectives
• Understand how IT Security and services are directly aligned with the company's strategic objectives by regularly engaging with key business stakeholders
• Monitor industry trends and competitive benchmarks to inform strategy and maintain a forward-looking security posture

Executing Strategy

OT Network Infrastructure Security

• Lead the architecture, deployment, and ongoing management of secure and resilient OT network infrastructure across global manufacturing sites. Ensure robust connectivity and protection of critical operational systems to support business continuity and enable digital transformation.
• Develop and enforce OT network segmentation strategies using VLANs and Layer 2/Layer 3 protocols to minimize risk and enhance operational efficiency. Review and validate OT system designs to ensure alignment with enterprise architecture standards and regulatory requirements.
• Ensure OT network designs meet enterprise security and architecture standards. Provide hands-on support to site teams with network configuration, equipment backups, and recovery procedures to maintain system reliability and uptime.
• Establish and maintain governance frameworks, standard operating procedures (SOPs), and documentation for OT network infrastructure. Participate in change review boards and architecture decision forums to ensure compliance and drive operational excellence.
• Collaboration and integration partner with OT architects, system owners, cybersecurity teams, and business stakeholders to integrate security technologies and resolve infrastructure issues. Offer guidance and support to site teams on governance practices and defect resolution.
• Identify gaps in current network documentation and practices and propose updates to improve performance and reliability. Contributes to the development of standard work and process improvements for OT network infrastructure.
• Continuously assess and enhance OT network technologies and controls in response to emerging threats and vulnerabilities. Stay current with industry trends, new technologies, and evolving regulatory requirements to inform infrastructure decisions.
• Support capital delivery projects by reviewing OT infrastructure plans and ensuring alignment with security and architecture standards. Provide technical input during design and implementation phases, and track project milestones, deliverables, and risk mitigation efforts.

Lead and Influencing in the Function

• Drive continuous improvement initiatives within the department and cross-functionally; encourage others to identify areas of waste (process, time, etc.); ideate and execute action plans to create productivity
• Collaborate with cross-functional teams with key stakeholders on security solutions and capabilities.
• Create an inclusive environment where the team looks at you as a highly regarded leader and mentor

Lead and Develop Talent

• Foster a high-performing, well-connected global team culture that emphasizes collaboration, accountability, curiosity, and innovation
• Promote diversity of thought and experience to drive innovation and adaptability
• Capture the value of continuous learning and ongoing development opportunities
• Be engaged in personal development and stay updated on the latest information security trends and best practices.

JOB REQUIREMENTS

MINIMUM QUALIFICATIONS:

• Bachelor's degree in computer science, Information Systems, Cybersecurity, Networking, Electrical/Computer Engineering, or related field.
• 8+ years of experience in OT security, network security, shop floor controls and project management, with at least 2 years in each domain.
• 5+ years of hands-on experience in information security technology with a strong background in security and networking
• Operational Technology security knowledge is a plus.

EXPERIENCE:

• Demonstrated experience implementing, maintaining and troubleshooting security and network technologies
• Success in solving complex security and network problems
• Demonstrated experience designing and managing core network infrastructure; switch and routers
• Experience creating and maintaining IPSEC tunnels, remote access solutions, web filtering, security, NAT and AV & threat policies.
• Experience managing large scale firewall platforms

KNOWLEDGE, SKILLS AND ABILITIES:

• Knowledge of OT asset management and monitoring platforms
• Solid working knowledge of the function of authentication for security policies
• In-depth knowledge of security policy creation, best practices and optimization
• Knowledge to secure IoT and IIOT networks
• Understanding of central firewall management tools to administrator standard policies and automation
• The ability to build trust, connections, and influence stakeholders.
• Knowledge of Purdue model, OSI model, ISO, ISA, NIST and IEC standards as applied to security
• Must know the difference between an essential security requirement and an ideal security practice and be able to communicate to leaders and stakeholders
• Competent in project management theory, knowledge, skills, tools, and techniques with the ability to successfully deliver large projects from concept to deployment
• Experience creating communications in a variety of platforms, technologies, and methods.
• Ability to communicate and collaborate effectively with both IT and business partners to assess needs, propose technological solutions, and achieve business benefits.
• Proven ability to be successful within a global environment.
• Ability to understand, communicate with and effectively interact with people across cultures.
• Ability to convey relevant information clearly with confidence.
• Understanding others through active listening.
• Organizational skills to handle multiple priorities and proven ability to execute and deliver results.
• Demonstrated the ability to synthesize high-level objectives within an ambiguous environment to align on a direction with clear objectives and goals.
• Experience in managing supplier relationships with confidence and presence
• Demonstrated experience leading resolution of advanced technical issues in conjunction with and on behalf of internal teams and external providers.
• Analytical, technical, and problem-solving skills.
• The ability to prioritize in a constantly evolving environment
• Ability to travel up to 25%, including internationally

About Owens Corning

Owens Corning is a residential and commercial building products leader committed to building a sustainable future through material innovation. Our products provide durable, sustainable, energy-efficient solutions that leverage our unique capabilities and market-leading positions to help our customers win and grow. We are global in scope, human in scale with more than 25,000 employees in 31 countries dedicated to generating value for our customers and shareholders and making a difference in the communities where we work and live. Founded in 1938 and based in Toledo, Ohio, USA, Owens Corning posted 2024 sales of $11.0 billion. For more information, visit

Owens Corning is an equal opportunity employer. Except in limited circumstances such as formal apprenticeship programs, Owens Corning does not employ anyone under the age of 18.